TY  - BOOK
AU  - Verdoorn,Frans
TI  - De frullaniaceis I(-XVIII)
U1  - 588.33 
PY  - 1928///-1937
CY  - Amsterdam
PB  - Bussy
KW  - Frullaniaceae
KW  - Classification
KW  - Liverworts
N1  - A series of 18 papers published in various journals, all bearing the title or subtitle 'De frullaniaceis'; References: TL-2:16018-23, 16025, 16027, 16029, 16032-35, 16037-38
ER  -